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170.What type of connection would you use to support applications requiring high-speed voice, videoand data communications.A: ISDN171.Which protocol requires you to use IETF encapsulation if connecting to non-Cisco equipment?A: Frame relay172.What does the ISDN Basic Rate Interface provide?A: Two 64-Kbps B channels and one 16 Kbps D channel.173.What do frame relay DLCIs identify?A: DLCI identifies a logical connection between DTE devices.174.What does ISDN PRI support?A: 23 B channels and one 64 Kbps D channel175.What is the default encapsulation on point-to-point links between two Cisco routers?A: HDLC176.What is true when using DDR?A: You must use static routing.177.Which access configuration allows only traffic from network 172.16.0.0 to enter interface se-rial0?A: Router(config)# access-list 10 permit 172.16.0.0 0.0.255.255 Router(config)# int s0 Router(config-if)# ip access-group 10 in178.If you want to capture IPX access lists being accessed, what command parameter do you add toyour extended IPX access list?A: Log179.In an IP access list, you want to refer to host 172.16.50.1 only. What wildcard mask would youuse to make the list as specific as possible?A: 0.0.0.0180.You want to create an access list to permit only the subnets 161.130.16.0 through 161.130.31.0.Assume the default subnet mask. What wildcard mask would you use?A: 0.0.15.255181.If you enter the shutdown command on a particular interface, and then enter a show interfacecommand, what will the status line say?A: Serial1 is administratively down, line protocol is down.